The software industry is undergoing a gradual transformation, and consumer fatigue is at its root. The licensing model that has formed the basis for the modern software industry is facing challenges on many fronts, and the industry is scrambling to keep its footing. Where this period of change may lead software producers and consumers isn't quite clear, but some trends are emerging. Since the proliferation of the internet, unauthorized redistribution of digital goods has become rampant. But although software sharing probably won't kill the software industry, the reasoning behind it shares some pedigree with the customer revolt that promises to transform the way software is sold.

The real question is why do you think Radiohead should be paid over and over and over again for that one bit of work, including their descendants for 3 or 4 generations ? Most of the working world only gets paid *when they actually do the work* - why should "artists" be any different ?

It's in generall protected for about 25 years.After that they have to release the same again to get a new cycle going.